[INFO] fetching crate rustc-ap-rustc_expand 719.0.0...
[INFO] checking rustc-ap-rustc_expand-719.0.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate rustc-ap-rustc_expand 719.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_expand 719.0.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-rustc_expand 719.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_expand 719.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_expand 719.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-ap-rustc_attr v719.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_passes v719.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_parse v719.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d26597eda240b50e65ddf8079a4eefb0de7c3b9a159589f3a6464af043bb9a13
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d26597eda240b50e65ddf8079a4eefb0de7c3b9a159589f3a6464af043bb9a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d26597eda240b50e65ddf8079a4eefb0de7c3b9a159589f3a6464af043bb9a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26597eda240b50e65ddf8079a4eefb0de7c3b9a159589f3a6464af043bb9a13", kill_on_drop: false }`
[INFO] [stdout] d26597eda240b50e65ddf8079a4eefb0de7c3b9a159589f3a6464af043bb9a13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb0e4abcfa813c4a367b8fd3b334b14d1e188ea2a575df04f215e3fd4d930786
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bb0e4abcfa813c4a367b8fd3b334b14d1e188ea2a575df04f215e3fd4d930786", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking annotate-snippets v0.8.0
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v719.0.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking termize v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v719.0.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v719.0.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking rustc-ap-rustc_index v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_arena v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_span v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_target v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_feature v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_lint_defs v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast_pretty v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_session v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_parse v719.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_attr v719.0.0
[INFO] [stdout] error: environment variable `CFG_RELEASE` not defined
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_attr-719.0.0/src/builtin.rs:594:47
[INFO] [stdout]     |
[INFO] [stdout] 594 |             let rustc_version = parse_version(env!("CFG_RELEASE"), true).unwrap();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-ap-rustc_attr`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bb0e4abcfa813c4a367b8fd3b334b14d1e188ea2a575df04f215e3fd4d930786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb0e4abcfa813c4a367b8fd3b334b14d1e188ea2a575df04f215e3fd4d930786", kill_on_drop: false }`
[INFO] [stdout] bb0e4abcfa813c4a367b8fd3b334b14d1e188ea2a575df04f215e3fd4d930786